.ABCD File Extension
AudioVisual Book Data File
|Developer||AV Books Publishers|
3.9 | 7 Votes
What is an ABCD file?
Digital book containing text, audio, and video data; stored in an encrypted XML format; can also save highlighting, bookmarks, and annotations added by the user; used in education, corporate communication, and general reading.
AudioVisual books are sometimes called the DVDs of the book publishing industry.